Cisco
Principal Hardware Engineer
$221K–$380K
San Jose, California, US · Onsite Only · Principal · Full-time · Posted Oct 28, 2026
- Experience
- 15+ years with a bachelor’s degree; 12+ years with a master’s degree; or 10+ years of related experience with a PhD.
- Education
- Bachelor’s, master’s, or PhD in electrical engineering, computer engineering, or computer science.
About the job
Leads product quality and reliability strategy for Cisco’s hyperscale networking and optical platforms, from development and qualification through production and customer deployment.
What you'll do
- Lead quality strategy, qualification, validation, and production monitoring for next-generation platforms.
- Drive complex product investigations and customer cases from root-cause analysis through corrective action and effectiveness verification.
- Partner with hyperscale customers and cross-functional teams to address reliability, interoperability, performance, and system integration issues.
What they ask for
- Bachelor’s degree in electrical engineering, computer engineering, or computer science with 15+ years of experience; master’s degree in one of these fields with 12+ years; or PhD in one of these fields with 10+ years of related experience.
- Experience leading quality, reliability, systems engineering, or customer issue resolution for complex, high-volume networking, switching, optical, or hyperscale data-center products.
- Experience driving technical investigations from customer symptoms and data collection through root-cause identification, corrective action, and effectiveness verification.
- Experience with Ethernet switching and optical communication technologies, including switch ASICs, high-speed SerDes, signal integrity, optical modules, DSPs, link budgets, and system validation.
Nice to have
- Knowledge of hyperscale data-center architectures, AI/ML fabrics, scale-out networks, and distributed systems.
- Familiarity with SONiC, Linux-based network operating systems, SAI, platform firmware, telemetry, diagnostics, and fleet automation.
Pay
$233,900.00 to $330,400.00 (base salary); $233,900.00 - $380,000.00 (base salary); $220,900.00 - $344,300.00 (base salary)
Tools
Ethernet, SerDes, switch ASICs, DSPs, SONiC, Linux, SAI
AI focus
The role supports quality and reliability of AI servers and AI-era hyperscale networking platforms; AI/ML fabrics are listed as preferred domain knowledge.
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